From: Ville Syrjälä Date: Fri, 25 May 2018 18:50:38 +0000 (+0300) Subject: drm/vmwgfx: Stop messing about with plane->fb/old_fb/crtc X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=93b21226bbff59e00b1b08caa4bf64325a3991b7;p=openwrt%2Fstaging%2Fblogic.git drm/vmwgfx: Stop messing about with plane->fb/old_fb/crtc plane->fb/old_fb/crtc should no longer be used by atomic drivers. Stop messing about with them. Cc: Deepak Rawat Cc: Thomas Hellstrom Cc: Sinclair Yeh Cc: VMware Graphics Cc: Daniel Vetter Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20180525185045.29689-7-ville.syrjala@linux.intel.com Reviewed-by: Sinclair Yeh --- diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c b/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c index 2582ffd36bb5..3c5935f3d49e 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c @@ -439,8 +439,6 @@ static int vmw_fb_compute_depth(struct fb_var_screeninfo *var, static int vmwgfx_set_config_internal(struct drm_mode_set *set) { struct drm_crtc *crtc = set->crtc; - struct drm_framebuffer *fb; - struct drm_crtc *tmp; struct drm_modeset_acquire_ctx *ctx; struct drm_device *dev = set->crtc->dev; int ret; @@ -448,29 +446,7 @@ static int vmwgfx_set_config_internal(struct drm_mode_set *set) ctx = dev->mode_config.acquire_ctx; restart: - /* - * NOTE: ->set_config can also disable other crtcs (if we steal all - * connectors from it), hence we need to refcount the fbs across all - * crtcs. Atomic modeset will have saner semantics ... - */ - drm_for_each_crtc(tmp, dev) - tmp->primary->old_fb = tmp->primary->fb; - - fb = set->fb; - ret = crtc->funcs->set_config(set, ctx); - if (ret == 0) { - crtc->primary->crtc = crtc; - crtc->primary->fb = fb; - } - - drm_for_each_crtc(tmp, dev) { - if (tmp->primary->fb) - drm_framebuffer_get(tmp->primary->fb); - if (tmp->primary->old_fb) - drm_framebuffer_put(tmp->primary->old_fb); - tmp->primary->old_fb = NULL; - } if (ret == -EDEADLK) { dev->mode_config.acquire_ctx = NULL;